@article {13375, title = {Les insectes aquatiques d{\textquoteright}Europe (Genres: Alrves, Nymphes, Imagos). Volume II. - Trichopt{\`e}res, L{\'e}pidopt{\`e}res, Dipt{\`e}res, Hym{\'e}nopt{\`e}res [sic]}, journal = {Encyclop{\'e}die Entomologique. S{\'e}rie A. - Travaux g{\'e}n{\'e}raux}, volume = {31}, year = {1954}, pages = {547 pp.}, author = {Bertrand, H.} }